<template>

    <div>
        <template v-for="item in this.menuList">
            <el-submenu :disabled="item.disabled" :index="item.id+''"  v-if="item.children.length>0">
                <template slot="title">
                    <i :class="item.icon"></i>
                    <span>{{item.menuName}}</span>
                </template>
                <MenuTree :menuList="item.children" ></MenuTree>
            </el-submenu>
            <el-menu-item
                    v-else
                    :disabled="item.disabled"
                    :index="item.url+''"
                    :route="item.url+''"
                    @click="savePath(item.url)">
                <span slot="title"> {{item.menuName}}</span>
            </el-menu-item>
        </template>
    </div>
</template>

<script>
  export default {
    name: 'MenuTree',
    props: ['menuList'],
    methods:{
      savePath(path){
        window.sessionStorage.setItem("activePath",path)
        //调用Main.vue的activePath
        this.activePath=path
      },
    }
  }
</script>

<style scoped>

    /*溢出处理*/
    .el-menu--collapse span,
    .el-menu--collapse i.el-submenu__icon-arrow{
        height: 0;
        width: 0;
        overflow: hidden;
        visibility: hidden;
        display: inline-block;
    }
</style>

